Try cleaning off the disc by gently wiping it of with a cloth. If the disc is terribly scratched it may not work and you'll have to find another copy of the game to play it.
There is no Sonic Adventure 4 Battle, there is Sonic Adventure 2 Battle but that was released 8 years ago.
You can only send rings Sonic Advance to Sonic Adventure 2 Battle. You cannot do this the other way around.
No as Sonic Advance 2 came out after Sonic Adventure 2 Battle and Sonic Adventure 2 Battle was only made to be compatible with Sonic Advance.
There is no such thing as Sonic Adventure Battle 1, nonetheless no Sonic Adventure is playable on Sonic Mega Collection.
Sonic adventure battle 2
No you cannot, without the use of a Gameshark or Action Replay.
there is sonic adventure 3
Yes there is a sonic adventure 2 battle for the gamecube. I know because I have it~
Sonic Adventure Battle (DC/GC) and Sonic Adventure Battle 2 (DC/GC)
Rouge can be played as in... Sonic Adventure 2 Sonic Adventure 2 Battle Sonic Battle sonic riders That is all I can think of.
No, Sonic Adventure 2 is only on Dreamcast and Gamecube as Sonic Adventure 2 Battle.
No he cant. Only on sonic adventure, sonic adventure 2, sonic DX and sonic adventure 2 battle.